Electronic flash device



FIG. 1 is a front perspective view of an electronic flash device showingmy new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a left side view thereof.

The broken lines in the drawings depict environmental subject matter andform no part of the claimed design.

CLAIM The ornamental design for an electronic flash device, as shown anddescribed.